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由 Li Zefan 提交于
# echo 'pid_max:rw-' > ksym_trace_filter # cat ksym_trace_filter pid_max:rw- # echo 'pid_max:ww-' > ksym_trace_filter (should return -EINVAL) # cat ksym_trace_filter (but it ended up removing filter entry) Signed-off-by: NLi Zefan <lizf@cn.fujitsu.com> Acked-by: NFrederic Weisbecker <fweisbec@gmail.com> Cc: "K.Prasad" <prasad@linux.vnet.ibm.com> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <4A52E2CE.6080409@cn.fujitsu.com> Signed-off-by: NIngo Molnar <mingo@elte.hu>
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